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updated OTEL example referenced in #29282

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Signed-off-by: Eddie Hale <eddie.hale@gmail.com>
This commit is contained in:
Eddie Hale
2025-04-30 17:09:34 -05:00
parent 4cf9ecab3a
commit b880c09e71
1 changed files with 18 additions and 18 deletions
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docs/tutorials/setup-opentelemetry.md
+18 -18
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@@ -28,25 +28,25 @@ In your `packages/backend/src` folder, create an `instrumentation.js` file.
```typescript title="in packages/backend/src/instrumentation.js"
// Prevent from running more than once (due to worker threads)
if (!require('node:worker_threads').isMainThread) {
return;
const { isMainThread } = require('node:worker_threads');
if (isMainThread) {
const { NodeSDK } = require('@opentelemetry/sdk-node');
const {
getNodeAutoInstrumentations,
} = require('@opentelemetry/auto-instrumentations-node');
const { PrometheusExporter } = require('@opentelemetry/exporter-prometheus');
// By default exports the metrics on localhost:9464/metrics
const prometheus = new PrometheusExporter();
const sdk = new NodeSDK({
// You can add a traceExporter field here too
metricReader: prometheus,
instrumentations: [getNodeAutoInstrumentations()],
});
sdk.start();
}
const { NodeSDK } = require('@opentelemetry/sdk-node');
const {
getNodeAutoInstrumentations,
} = require('@opentelemetry/auto-instrumentations-node');
const { PrometheusExporter } = require('@opentelemetry/exporter-prometheus');
// By default exports the metrics on localhost:9464/metrics
const prometheus = new PrometheusExporter();
const sdk = new NodeSDK({
// You can add a traceExporter field here too
metricReader: prometheus,
instrumentations: [getNodeAutoInstrumentations()],
});
sdk.start();
```
You probably won't need all of the instrumentation inside `getNodeAutoInstrumentations()` so make sure to